How to install Python

If we want to install Python in freebsd, how can we achieve a simple operation? First, we will introduce a simple Python Installation Method for one of the applications.

First su to the root account

Enter/usr/ports/lang/Python26

Then directly make

 

 

 

The entire Python installation process has been compiled for a long time...

Then make install

It's a long wait...

Install them as needed.

 
 

  
  
====  
  
  
--------------------------------------------------------  
  
  
This package was built with the experimental POSIX  
  
  
semaphore support. Please ensure that the kernel on the  
  
  
system where you deploy this package is either compiled  
  
  
with 'option P1003_1B_SEMAPHORES', or has the sem.ko  
  
  
kernel module loaded.  
  
  
-------------------------------------------------------- 
  
  
===> Compressing manual pages for Python26-2.6.1_2 
  
  
===> Running ldconfig  
  
  
/sbin/ldconfig -m /usr/local/lib 
  
  
===> Registering installation for Python26-2.6.1_2  
  
  
hwt# 
 
 

Congratulations, Python is successfully installed.

Then input hwt # Python

Enter the following Python Development Environment

 
 

  
  
Python 2.5.4 (r254:67916, Apr 13 2009, 18:09:11)   
  
  
[GCC 4.2.1 20070719 [FreeBSD]] on freebsd7  
  
  
Type "help", "copyright", "credits" or "license" 
for more information.  
  
  
>>>  
 
 

Input print 'Hello money'

Appears

 
 

  
  
>>> print 'hello money'  
  
  
hello money  
  
  
>>> 
 
 

Congratulations, the first Python program has come out.

The third variable is not required to exchange two input values.

 
 

  
  
>>> a,b=1,2  
  
  
>>> a,bb=b,a  
  
  
>>> a,b  
  
  
(2, 1)  
  
  
>>> 
 
 

The above describes the entire process of installing Python.